CVE-2020-27814

A heap-buffer overflow was found in the way openjpeg2 handled certain PNG format files. An attacker could use this flaw to cause an application crash or in some cases execute arbitrary code with the permission of the user running such an application.

• CWE-122

• https://bugzilla.redhat.com/show_bug.cgi?id=1901998Issue Tracking, Patch, Third Party Advisory
• https://github.com/uclouvain/openjpeg/issues/1283Exploit, Issue Tracking, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2021/02/msg00011.htmlMailing List, Third Party Advisory
• https://security.gentoo.org/glsa/202101-29Third Party Advisory
• https://www.debian.org/security/2021/dsa-4882Third Party Advisory
• https://www.oracle.com//security-alerts/cpujul2021.htmlThird Party Advisory
• https://bugzilla.redhat.com/show_bug.cgi?id=1901998Issue Tracking, Patch, Third Party Advisory
• https://github.com/uclouvain/openjpeg/issues/1283Exploit, Issue Tracking, Third Party Advisory
• https://lists.debian.org/debian-lts-announce/2021/02/msg00011.htmlMailing List, Third Party Advisory
• https://security.gentoo.org/glsa/202101-29Third Party Advisory
• https://www.debian.org/security/2021/dsa-4882Third Party Advisory
• https://www.oracle.com//security-alerts/cpujul2021.htmlThird Party Advisory

Published

Jan 26, 2021

Last Modified

Jun 17, 2026

Status

Modified

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